Here is a good, WP-API method of limiting post display to the currently logged-in post author (i.e., so users can only view their own posts). Here you’ll find two variations of this technique. The first limits the display of posts for non-admin users only. The other limits the display of posts for all users, including […]

This cool little snippet was contributed by VRS from Russia. It enables you to display a set of linked gallery images. You can use this technique anywhere in your theme template file or in any WordPress Post or Page.

Own a Mac? Prevent thieves from wiping your hard drive by setting a firmware password. Especially useful if running any sort of anti-theft or tracking app. Setting a firmware password for macOS is straightforward, requiring only three steps.

Working as a developer at WordPress.org means that I get to log in and help people, update my plugins, and make sure my profile information is current. For quite awhile, however, I was confused about the various URLs that are involved with logging in and managing profiles, preferences, and so forth.. The whole WordPress.org domain […]

This tutorial shows how to create “scroll-to” links with jQuery. For example, if you want to add a link on your page that smoothly scrolls the user to a specific location, add the following code snippet to your JavaScript file.

When you need to search an array using PHP, you can call upon the ancient powers of in_array() and call it a day. But that only works for flat, or one-dimensional arrays. What if you need to find a value in a multi-dimensional array? Well my friend, there isn’t a native PHP function to help […]

By default, WordPress installs its bundled themes and plugins every time the software is updated. So for example, if you’re running the Hello Dolly plugin and a new version is available, WordPress will update the plugin when you upgrade WordPress.

When your WordPress site is configured to enable pings, the database can fill up with many do_pings WP Cron entries. This post provides a couple of quick ways to clean them up, by either disabling the functionality or deleting the do_pings entries from the database.

When WordPress processes shortcodes, it first passes the content through its wpautop() function to convert line breaks to <p></p> or <br /> tags. This order of processing can lead to unwanted paragraph and breaks scattered throughout your shortcode content. This post provides a simple way to prevent this from happening, so you can keep your […]

Some esoteric code phenomena for you today.. in this post I explain how PHP handles arrays when they are included in URL requests (via the query string). It’s something I failed to grasp until doing some in-depth work developing my professional WordPress firewall plugin. Now let’s jump in..